Hemel Hempstead Weather Forecast for
Su, 28 April
1:00
4:00
7:00
10:00
13:00
16:00
19:00
22:00
Air temperature, °C
+8
+8
+8
+12
+13
+12
+13
+11
Real feel, °C
+8
+7
+7
+12
+12
+11
+13
+11
Average wind speed, m/s
1
2
2
3
4
4
3
2
Wind gusts, m/s
3
3
5
4
6
5
6
4
Wind direction
SE
SE
E
SE
SE
SE
S
S
Birch pollen, points
—
—
—
—
—
—
—
—
Grass pollen, points
—
—
—
—
—
—
—
—
Ragweed pollen, points
—
—
—
—
—
—
—
—
Precipitation in liquid equivalent, mm
0
0
0.2
0.2
0.5
0.5
0.9
0.3
Falling snow, cm
—
—
—
—
—
—
—
—
Snow depth, cm
—
—
—
—
—
—
—
—
Pressure, mmHg
744
743
744
746
746
744
744
742
Relative humidity, %
79
80
85
68
62
57
65
79
UV Index, points
0
0
1
2
3
3
1
0
Geomagnetic activity, Kp-index
3
3
3
3
3
3
3
3
Sun and Moon
Daylight hours: 14 h 44 min
Sunrise — 5:37
Sunset — 20:21
The day will 34 minutes longer than today
Waning Moon: 80%
Moonset — 6:48 (27 April)
Moonrise — 1:05
New Moon — 8 May, in 10 days